In preparation for mining an analyst should:

A. explore the relationships between variables.
B. verify completeness and accuracy of the data.
C. clean the data addressing missing values, errors, etc.
D. All of the above.

Aconstruction company is creating a powerpoint presentation describing how they calculate costs during each construction step. they plan to email this presentation to clients. the individual clients will be watching the presentation slide show on their own personal computers. what is the most important formatting step the company should take to make the text readable and pleasing to the eye?

1)consider the following code snippet: #ifndef book_h#define book_hconst double max_cost = 1000.0; class book{public: book(); book(double new_cost); void set_cost(double new_cost); double get_cost() const; private: double cost; }; double calculate_terms(book bk); #endifwhich of the following is correct? a)the header file is correct as given.b)the definition of max_cost should be removed since header files should not contain constants.c)the definition of book should be removed since header files should not contain class definitions.d)the body of the calculate_terms function should be added to the header file.

Need asap assignment directions: think of an organization (business, religious institution, volunteer organization, sports team) with which you have been involved. imagine outfitting it with an it infrastructure. prepare a plan for what you would do to support outfitting it. draw a map of a network connecting all the individuals, give them pcs and printers, and lay out the design as best you can. the purpose is to begin working with these concepts, not to build a perfect network.